Answers for "how to sum up number in an array js"

sum of all numbers in an array javascript

const arrSum = arr => arr.reduce((a,b) => a + b, 0)

Posted by: Guest on March-23-2020

how to add up all numbers in an array

const numbers = [10, 20, 30, 40] 
add = (a, b) =>  a + b
const sum = numbers.reduce(add)

Posted by: Guest on March-23-2020

Code answers related to "how to sum up number in an array js"